DENT 291 Basic Pathology: Inflammation and Tissue Repair Quiz
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Questions and Answers

What action should you take before copying or distributing others’ copyright-protected materials?

  • Check if the materials are in line with the University's Fair Dealing Copyright Guidelines (correct)
  • Review the University’s plagiarism policy
  • Post the materials on the open web without any concerns
  • Ask for permission from the copyright holder

    • Which of the following is NOT covered under the University’s Fair Dealing Copyright Guidelines?

  • Distributing materials within a closed network
  • Using materials for educational activities
  • Copying materials for research purposes
  • Posting content on the open web (correct)

    • What type of changes are included in the outline provided for 'Inflammation'?

  • Biological changes
  • Chemical changes
  • Structural changes
  • Vascular changes (correct)

    • Which of the following is NOT a component of the 'Inflammation Outline' provided?

    <p>Pathogenesis of Inflammation</p> Signup and view all the answers

    What is required if one intends to post others’ copyright-protected materials on the open web?

    <p>Seek permission from the copyright holder</p> Signup and view all the answers

    What are the 3 major components of acute inflammation related to vascular and cellular events?

    <p>Dilation of small vessels, increased vascular permeability, migration and activation of leukocytes</p> Signup and view all the answers

    Which of the following is NOT a factor that can activate endothelial cells as mentioned in the text?

    <p>Platelet-deactivating factor</p> Signup and view all the answers

    What process involves leukocytes assuming a peripheral position during acute inflammation?

    <p>Margination</p> Signup and view all the answers

    Which of the following is NOT released by endothelium when activated?

    <p>Interleukin: IL-8</p> Signup and view all the answers

    What is the main role of leukocytes during acute inflammation?

    <p>Adhere to endothelial cells and undergo phagocytosis</p> Signup and view all the answers

    Which factor contributes to increased vascular permeability during acute inflammation?

    <p>Production of PGI2 and NO by endothelium</p> Signup and view all the answers

    What are the three steps involved in phagocytosis during acute inflammation?

    <p>Recognition, phagosome formation, lysosome discharge</p> Signup and view all the answers

    Which of the following proteins enhances the efficiency of phagocytosis by binding to microbes?

    <p>Lectins</p> Signup and view all the answers

    Which of the following is NOT a major opsonin that enhances the efficiency of phagocytosis?

    <p>Albumin</p> Signup and view all the answers

    What is formed when a phagosome fuses with a lysosome during phagocytosis?

    <p>Phagolysosome</p> Signup and view all the answers

    What can happen if a phagocyte releases granule contents into the extracellular space during phagocytosis?

    <p>Damage to normal cells</p> Signup and view all the answers

    How does opsonization affect the process of phagocytosis during acute inflammation?

    <p>Enhances efficiency by binding to microbes</p> Signup and view all the answers

    Which cells primarily produce mediators of inflammation at the site of inflammation?

    <p>Tissue macrophages</p> Signup and view all the answers

    What is the main product of the conversion of O2 by MPO?

    <p>(OCl-)</p> Signup and view all the answers

    Which type of inflammation is typically NOT infected by destructive organisms?

    <p>Serous inflammation</p> Signup and view all the answers

    What is the characteristic feature of fibrinous inflammation?

    <p>Presence of fibrin in lining of body cavities</p> Signup and view all the answers

    Which condition leads to a localized area of liquefactive necrosis?

    <p>Purulent inflammation</p> Signup and view all the answers

    What is the main component of pus in purulent inflammation?

    <p>Neutrophils</p> Signup and view all the answers

    Which type of inflammation results in diffuse permeative infiltration of neutrophils with edema?

    <p>Purulent inflammation</p> Signup and view all the answers

    In which condition do you observe erosion of the epithelial surface exposing the underlying connective tissue?

    <p>Ulcers</p> Signup and view all the answers

    What is characteristic of serous inflammation?

    <p>Exudation of cell-rich fluid.</p> Signup and view all the answers

    Which molecule is involved in transmigration of leukocytes during acute inflammation?

    <p>PECAM-1 (CD31)</p> Signup and view all the answers

    What is the role of Selectins in acute inflammation?

    <p>Promote weak, transient sticking</p> Signup and view all the answers

    What is dissolved by fibrinolysis in fibrinous inflammation?

    <p>Fibrin deposits.</p> Signup and view all the answers

    Which of the following is NOT an endogenous chemotactic factor during acute inflammation?

    <p>Bacterial products</p> Signup and view all the answers

    What stimulates leukocyte activation in acute inflammation?

    <p>Complement system (especially C5a)</p> Signup and view all the answers

    What is the consequence of leukocyte activation during acute inflammation?

    <p>Phagocytosis of particles</p> Signup and view all the answers

    After systemic steroid treatment, what mediators are affected in leukocyte activation during acute inflammation?

    <p>Prostaglandins</p> Signup and view all the answers

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